The "1734-OE4C" is a discrete analog output module manufactured by Allen-Bradley, specifically in their Point I/O series. This module is designed to provide high-resolution analog output signals for use with programmable logic controllers (PLCs) or other compatible devices.

The "1734" in the part number refers to the Point I/O product line, which offers modular I/O solutions for flexible and scalable control system architectures. The "OE4C" portion indicates that it is a 4-channel, analog output module.

Here are some key features and specifications of the Allen-Bradley 1734-OE4C module:

- Number of Channels: 4

- Output Type: Current (0-20 mA, 4-20 mA) or Voltage (0-10V)

- Resolution: 16 bits

- Update Rate: 2.5 ms per channel

- Temperature Range: Operating: -20 to 55 °C (-4 to 131 °F), Storage: -40 to 85 °C (-40 to 185 °F)

- Power Requirements: 24V DC bus